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GB453464A - Improvements in screw drivers and like hand tools - Google Patents

Improvements in screw drivers and like hand tools

Info

Publication number
GB453464A
GB453464A GB2107535A GB2107535A GB453464A GB 453464 A GB453464 A GB 453464A GB 2107535 A GB2107535 A GB 2107535A GB 2107535 A GB2107535 A GB 2107535A GB 453464 A GB453464 A GB 453464A
Authority
GB
United Kingdom
Prior art keywords
screw
hand tools
screw drivers
head
screwdriver
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2107535A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EDWARD CHARLES CROFT
Original Assignee
EDWARD CHARLES CROFT
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EDWARD CHARLES CROFT filed Critical EDWARD CHARLES CROFT
Priority to GB2107535A priority Critical patent/GB453464A/en
Publication of GB453464A publication Critical patent/GB453464A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
    • B25B23/02—Arrangements for handling screws or nuts
    • B25B23/08—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation
    • B25B23/10—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
    • B25B23/101—Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means for hand-driven screw-drivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)

Abstract

453,464. Screwdrivers. CROFT, E. C., 32, Upper Park Fields, Putney, London. July 24, 1935, No. 21075. [Class 61 (iii)] A screwholding screwdriver comprises a member 3 slidably guided on the shank 1 and having its lower part split into resilient legs 5, 6 formed at the end with a recess 10 to receive the head 9 of the screw 8 and adapted to be forced apart by the head of the screw so that the latter can be driven home, a spring 12 drawing up the member 3 to hold the screw slot in engagement with the screwdriver point.
GB2107535A 1935-07-24 1935-07-24 Improvements in screw drivers and like hand tools Expired GB453464A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2107535A GB453464A (en) 1935-07-24 1935-07-24 Improvements in screw drivers and like hand tools

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2107535A GB453464A (en) 1935-07-24 1935-07-24 Improvements in screw drivers and like hand tools

Publications (1)

Publication Number Publication Date
GB453464A true GB453464A (en) 1936-09-11

Family

ID=10156782

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2107535A Expired GB453464A (en) 1935-07-24 1935-07-24 Improvements in screw drivers and like hand tools

Country Status (1)

Country Link
GB (1) GB453464A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1318894A1 (en) * 2000-07-18 2003-06-18 Alex Babij Jnr Improvements to screw guides and cartridges
EP1444069A1 (en) * 1999-06-17 2004-08-11 Alex Babij Jr. A screw guide
CN104526627A (en) * 2015-01-19 2015-04-22 李伟 Novel screwdriver
CN104526628A (en) * 2015-01-19 2015-04-22 李伟 Screwdriver easy to use
CN104552108A (en) * 2015-01-19 2015-04-29 李伟 Easy-to-position screwdriver

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1444069A1 (en) * 1999-06-17 2004-08-11 Alex Babij Jr. A screw guide
EP1444069A4 (en) * 1999-06-17 2005-02-09 Alex Babij Jr A screw guide
EP1318894A1 (en) * 2000-07-18 2003-06-18 Alex Babij Jnr Improvements to screw guides and cartridges
EP1318894A4 (en) * 2000-07-18 2005-03-23 Jnr Alex Babij Improvements to screw guides and cartridges
CN104526627A (en) * 2015-01-19 2015-04-22 李伟 Novel screwdriver
CN104526628A (en) * 2015-01-19 2015-04-22 李伟 Screwdriver easy to use
CN104552108A (en) * 2015-01-19 2015-04-29 李伟 Easy-to-position screwdriver
CN104526628B (en) * 2015-01-19 2016-03-23 何旭东 A kind of easy-to-use screwdriver

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